Summary:
Methods
| [Expand All]
public
interface
IFileDatabase
| com.pnfsoftware.jeb.core.dao.IFileDatabase |
 Known Indirect Subclasses
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Class Overview
Definition of a database of versioned binary files. Each entry is identified by a unique key and a version number.
Summary
| Public Methods | |||||||||||
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| abstract boolean |
deleteFile(String key, int version)
Delete a file.
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| abstract IFileDatabaseReader |
getReader(String key)
@return
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| abstract IFileDatabaseWriter |
getWriter(String key)
@return
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| abstract boolean |
hasFile(String key, int version)
Determine if the database contains the given file.
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| abstract byte[] |
loadFile(String key, int version)
Retrieve the contents of a file.
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| abstract boolean |
saveFile(String key, int version, byte[] data)
Store the contents of a file.
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Public Methods
public abstract boolean deleteFile (String key, int version)
Delete a file.
Parameters
| key | file key |
|---|---|
| version | file version |
Returns
- success indicator
public abstract boolean hasFile (String key, int version)
Determine if the database contains the given file.
Parameters
| key | file key |
|---|---|
| version | file version |
Returns
- presence indicator
public abstract byte[] loadFile (String key, int version)
Retrieve the contents of a file.
Parameters
| key | file key |
|---|---|
| version | file version |
Returns
- file data, null on error
public abstract boolean saveFile (String key, int version, byte[] data)
Store the contents of a file.
Parameters
| key | file key |
|---|---|
| version | file version |
| data | file data |
Returns
- success indicator